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35285-68-8

Name p-Hydroxybenzoic acid ethyl ester sodium salt
CAS 35285-68-8
EINECS(EC#) 252-487-6
Molecular Formula C9H9NaO3
MDL Number MFCD00016475
Molecular Weight 188.16
MOL File 35285-68-8.mol
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Chemical Properties

Appearance White or almost white, hygroscopic, crystalline powder.
Melting point  >115°C(free ester)
density  1.34[at 20℃]
Fp  121°C
storage temp.  Store at +15°C to +25°C.
solubility  White or almost white, hygroscopic, crystalline powder.
form  Solid
pka 8.4[at 20 ℃]
color  White to Off-White
PH 10 (1g/l, H2O, 20°C)
Water Solubility  1000g/L at 23℃
Boiling point  297°C (1013 hPa)(free ester),(decomposition)
Contact allergens
This substance is one of the parabens family. Parabens are esters formed by p-hydroxybenzoic acid and an alcohol. They are largely used as biocides in cosmetics and toiletries, medicaments, or food. They have synergistic power with other biocides. Parabens can induce allergic contact dermatitis, mainly in chronic dermatitis and wounded skin.
LogP -0.14 at 23℃
CAS DataBase Reference 35285-68-8(CAS DataBase Reference)

Safety Data

WGK Germany  WGK 1 slightly water endangering
HS Code  2918 29 00
Toxicity
LD50 orally in Rabbit: > 2000 mg/kg

Hazard Information

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